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From: Seth Forshee <>
To: "Eric W. Biederman" <>
Cc: Miklos Szeredi <>,
	lkml <>,
	Linux Containers <>,
	linux-fsdevel <>,
	Alban Crequy <>,
	Sargun Dhillon <>,
	Dongsu Park <>,
	"Serge E. Hallyn" <>
Subject: Re: [PATCH] fuse: Ensure posix acls are translated outside of init_user_ns
Date: Tue, 8 May 2018 08:37:50 -0500	[thread overview]
Message-ID: <20180508133750.GA29084@ubuntu-xps13> (raw)
In-Reply-To: <>

On Fri, May 04, 2018 at 11:47:28AM -0500, Eric W. Biederman wrote:
> Ensure the translation happens by failing to read or write
> posix acls when the filesystem has not indicated it supports
> posix acls.
> This ensures that modern cached posix acl support is available
> and used when dealing with posix acls.  This is important
> because only that path has the code to convernt the uids and
> gids in posix acls into the user namespace of a fuse filesystem.
> Signed-off-by: "Eric W. Biederman" <>
> ---
> Miklos after several attempts to handle this better last cycle.  I
> figure we should go with the stupid version for now.  I think I know
> how to do better but I don't want that to gate forward progress on
> fully unprivileged fuse mounts.  Especially as this is the last known
> issue to deal with.

This seems reasonable as a short-term measure.

Acked-by: Seth Forshee <>

  reply	other threads:[~2018-05-08 13:37 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-04 16:47 Eric W. Biederman
2018-05-08 13:37 ` Seth Forshee [this message]
2018-05-23 16:11 ` Eric W. Biederman
2018-05-29 12:42   ` Eric W. Biederman
2018-05-29 12:55     ` Miklos Szeredi
2018-05-29 14:02       ` Eric W. Biederman
2018-05-29 14:04         ` [PATCH] fuse: Allow fully unprivileged mounts Eric W. Biederman
2018-05-31 14:45           ` Miklos Szeredi

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